将传质方程引入到垂直管降膜蒸发传热模型中，求解时考虑了径向速度、质量扩散系数和膜厚变化对传热的影响。
The mass transfer equation was introduced into heat transfer model of falling film evaporation. The radial velocity, mass diffusion coefficient and variation of film thickness were taken into account.
得出的结论对垂直降膜吸收器的设计和优化具有指导意义。
The results of this paper will be in favor of the design and optimization of vertical falling film absorber.
通过对溴化锂溶液在降膜吸收过程中传热、传质特性的分析，建立了垂直降膜吸收过程的数学模型。
Based on the study of the characteristics of heat and mass transfer of absorption, a numerical model to simulate the process of absorption of LiBr solution is established.
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